/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.googlecode.sqb.query.select;

import com.googlecode.sqb.query.clause.WhereClause;
import com.googlecode.sqb.restriction.Restriction;
import com.googlecode.sqb.restriction.Restrictions;

class WhereClauseImpl implements WhereClause {

    private Restriction restriction;

    public void addRestriction(Restriction restriction) {
        if (null == this.restriction) {
            this.restriction = restriction;
            return;
        }
        restriction = Restrictions.and(this.restriction, restriction);
    }

    @Override
    public Restriction getRestriction() {
        return restriction;
    }
}
